KSI
KSI stands for:
- Catholic Social Institute , site of adult education / advanced training of the Archdiocese of Cologne in Siegburg
- Key Success Indicator , key figure in business administration, see Key Performance Indicator
- Krugman Specialization Index
- Competence center rail vehicle maintenance Augsburg, project of the Augsburg Local Railway, the Bavarian Regiobahn (BRB) and the Bavarian Oberlandbahn (BOB)
- Kontoret för särskild inhämtning , special unit of the military under rättelse- och säkerhetstjänsten , Swedish military intelligence
- KSI (web video producer) (* 1993), British comedian, web video producer, rapper and performer
- Kissidougou Airport (IATA) Airport Kissidougou region Faranah, Guinea
- Knight Companion of the Star of India , historical order class of the Order of the Star of India
- Climate protection index , an instrument developed by Germanwatch to compare the climate protection performance of countries
KSÍ stands for:
- Knattspyrnusamband Íslands , Football Association of Iceland
Ksi stands for:
- Xi , 14th letter of the Greek alphabet
ksi stands for:
- Kilo-pound-force per square inch for the pressure or tension (1 ksi = 1000 psi )
- I'saka (ISO-639-3 code), language of the Sko (language family) in the Sandaun Province , Papua New Guinea